20425734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162109}}^1$

素因数の和:162124

約数の個数: 24

約数和(自身を含む): 50578320

約数和(自身を除く): 30152586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162109, 324218, 486327, 972654, 1134763, 1458981, 2269526, 2917962, 3404289, 6808578, 10212867, 20425734]

約数ペア:

[(1, 20425734), (2, 10212867), (3, 6808578), (6, 3404289), (7, 2917962), (9, 2269526), (14, 1458981), (18, 1134763), (21, 972654), (42, 486327), (63, 324218), (126, 162109)]